Lisbon, Portugal - March 13, 2016: The ruins of the Moorish Castle on the mountaintop in Pena Park, Sintra.
The Mother of the Waters reservoir at the end of the Águas Livres Aqueduct in Lisbon, Portugal.
Lisbon, Portugal - March 15, 2016: People sit to rest on the steps of the National Pantheon mausoleum church in Lisbon, Portugal.
